Question

Mrs. Hernanadez is covering the top of a kitchen shelf that is26 3/8 inches long and 15 1/2 inches wide. She incorrectly measures the length to be 25 inches long. How will this error affect her calculations?

Answer 1

The calculation of Mrs. Hernanadez will affect by 1.375 inches lesser.

Explanation:

Given:

Length of the Kitchen shelf = 26 3/8 inches

Width of the Kitchen Shelf = 15 1/2 inches

Incorrect measurement of the length of the kitchen shelf = 25 inches

Solution:

The Actual length of the kitchen shelf is
`26(3)/(8)`

But she measured as 25 inches

So the error in the measurement will be

=>Correct length of the shelf - Incorrect length of the shelf

=>
`26(3)/(8)` - 25

Coverting the mixed fraction to fraction,

=>
`(211)/(8)` - 25

=>
`26.375` - 25

=>1.375